SODO SD-1003 Wireless/Wired Headphone - Black

Brand: SODO
Model Name: SD-1003
Bluetooth: V5.0
Impedance:32Ω
Frequency response :20-18KHz
Working Voltage:DC 3.7V
Battery Capacity : 250mAh
Input power : DC5V 500mA
Charging Time: 2-3 hours
Music time: up to 6 hours